Spa Airswitch - single - with 10-20-30 minute Auto Off, Timeclock & premium air sensor

Single airswitch with built in auto off timer and filtration timeclock - 10A
Times out after 10-20-30 minutes.
External timeclock sets pump filtration automation.
Manual operation of the airbutton leads to auto off internal timer stopping the pump after the set time (unless in a filter cycle)
Perfect for commercial spa pump operation or domestic use where the pump is inadvertantly left running.